jvns / dnspeep
- воскресенье, 4 апреля 2021 г. в 00:26:52
spy on the DNS queries your computer is making
dnspeep
lets you spy on the DNS queries your computer is making.
Here's some example output:
$ sudo dnspeep
query name server IP response
A incoming.telemetry.mozilla.org 192.168.1.1 CNAME: telemetry-incoming.r53-2.services.mozilla.com, CNAME: pipeline-incoming-prod-elb-149169523.us-west-2.elb.amazonaws.com, A: 52.39.144.189, A: 54.191.136.131, A: 34.215.151.143, A: 54.149.208.57, A: 44.226.235.191, A: 52.10.174.113, A: 35.160.138.173, A: 44.238.190.78
AAAA incoming.telemetry.mozilla.org 192.168.1.1 CNAME: telemetry-incoming.r53-2.services.mozilla.com, CNAME: pipeline-incoming-prod-elb-149169523.us-west-2.elb.amazonaws.com
A www.google.com 192.168.1.1 A: 172.217.13.132
AAAA www.google.com 192.168.1.1 AAAA: 2607:f8b0:4020:807::2004
A www.neopets.com 192.168.1.1 CNAME: r9c3n8d2.stackpathcdn.com, A: 151.139.128.11
AAAA www.neopets.com 192.168.1.1 CNAME: r9c3n8d2.stackpathcdn.com
dnspeep
from the GitHub releases pagednspeep
binary in your PATH (for example in /usr/local/bin
)It uses libpcap
to capture packets on port 53, and then matches up DNS
request and response packets so that it can show the request and response
together on the same line.
It also tracks DNS queries which didn't get a response within 1 second and
prints them out with the response <no response>
.
dns_parser
crate (here's a list)